Add the radishes, onion, and cilantro to a large plate or bowl.
Whisk together the lemon juice, olive oil, honey (or maple syrup), salt, and black pepper until smoothly combined.
Drizzle the dressing over the salad, then sprinkle the feta over the top.
Serve and enjoy!
Video
Notes
Storage Keep any leftover salad in a sealed or airtight container in the refrigerator for up to 3 days. If possible, you can store the salad ingredients and dressing in different containers, and toss them together just before serving, to keep the vegetables from becoming soggy.